Does radical Islam appeal to the rebel in Western societies?

# Number of converts to Islam are on the rise in the West.

liberty converted 65

# Religious converts are playing an increasingly influential role in Islamic militant networks.

# Religious converts considered prone to radicalization.

# Converts less likely to attract police scrutiny.

Is it adventurism which attracts the 'Western rebel' to radical Islam or rejection of western moral values that makes one embrace it?